Nearly 1,000 years ago, astronomers in China and Japan saw something strange in the sky. It seemed to be a new star. Even stranger, for several weeks that star was…

Sundog (noun, Suhn Dahg) Sundogs are bright flares of light that can appear on either side of the sun in the sky. They form when incoming sunlight bends, or refracts…

Sonic isn’t your typical hedgehog. He boasts incredible superspeed that lets him launch off springs, sprint over water and even clear loop-de-loops. In the Sonic the Hedgehog games, our favorite…

Polar bears are facing more and more challenges as the climate warms. Most of these problems relate to the bears’ waning wintery habitats. But increasingly, they also may be infected…